To sort out all the "My street's slippier than your street." (http://uk.cars.yahoo.com/22122010/36/ford-saloon-trumps-4x4s-icy-hill-0.html) arguments.
It's mad!
Nasty sounds in this one: http://www.youtube.com/watch?v=ilMqUsa4Hbc
Some awesome reactions in this one: http://www.youtube.com/watch?v=9RnWXSup_os
;D
That first video was a lot like watching curling! :D